38 lines
705 B
C++
38 lines
705 B
C++
#pragma once
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#include "audioprovider.hpp"
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#include <QObject>
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#include <aubio/aubio.h>
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#include <qqmlintegration.h>
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namespace caelestia {
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class BeatTracker : public AudioProvider {
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Q_OBJECT
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QML_ELEMENT
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QML_SINGLETON
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Q_PROPERTY(smpl_t bpm READ bpm NOTIFY bpmChanged)
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public:
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explicit BeatTracker(uint_t sampleRate = 44100, uint_t hopSize = 512, QObject* parent = nullptr);
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~BeatTracker();
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[[nodiscard]] smpl_t bpm() const;
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signals:
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void bpmChanged();
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void beat(smpl_t bpm);
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private:
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aubio_tempo_t* m_tempo;
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fvec_t* m_in;
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fvec_t* m_out;
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smpl_t m_bpm;
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void processData() override;
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void consumeData() override;
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};
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} // namespace caelestia
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